CN212615143U

CN212615143U - Thrust pad adjusting device of mixed-flow horizontal unit of hydropower station

Info

Publication number: CN212615143U
Application number: CN202020842081.0U
Authority: CN
Inventors: 吴世明; 易文斌; 向雪枚; 张超
Original assignee: Shaoguan Liyuan Engineering Construction Co ltd
Current assignee: Shaoguan Liyuan Engineering Construction Co ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-02-26
Anticipated expiration: 2030-05-19

Abstract

The utility model belongs to the technical field of the thrust tile, especially, be a horizontal unit thrust tile adjusting device of power station mixed flow, be not convenient for with its fixed mounting to the thrust tile among the prior art, make it take place to remove easily at work, produce the problem of influence to the horizontal unit work of mixed flow easily, the scheme is put forward now, and it includes the fixing base, the top movable mounting of fixing base has the mount pad, and the top fixed mounting of mount pad has thrust tile body, and the front side symmetry of fixing base is seted up flutedly, and one side slidable mounting of recess has two first slide bars, and the one end of two first slide bars all extends to the fixing base outer and fixed mounting has the arm-tie, and one side fixed mounting of arm-tie has the pull ring. The utility model has the advantages of reasonable design, easy operation is convenient for fix the installation of thrust tile to be convenient for dismantle the change to the thrust tile, improved staff's work efficiency.

Description

Thrust pad adjusting device of mixed-flow horizontal unit of hydropower station

Technical Field

The utility model relates to a thrust tile technical field especially relates to a horizontal unit thrust tile adjusting device of power station mixed flow.

Background

The thrust pads are mounted on both sides of the thrust disc,thrust padA wedge-shaped oil film is arranged between the thrust disc and the thrust bearing to maintain lubrication and prevent the friction bush, the thrust bearing can freely and flexibly swing on a fixed supporting body, and the thrust bearing and the mirror plate form dynamic pressureOil film lubricationAnd the bearing is a sector part consisting of a friction surface layer and a tile blank body. Thrust shoes, also known as thrust bearings, are used to balance the axial thrust of the rotor. Establishing rotor expansionDead pointThereby ensuring that the axial clearance between the movable and the static parts is within the design range.

The thrust pad in the prior art is inconvenient to fixedly install, and is easy to move during work, so that the influence on the work of the mixed-flow horizontal unit is easily generated, and therefore the thrust pad adjusting device for the mixed-flow horizontal unit of the hydropower station is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the thrust tile among the prior art and be not convenient for its fixed mounting, make its easy emergence removal in work, produce the shortcoming of influence to the horizontal unit work of mixed flow easily, and the horizontal unit thrust tile adjusting device of mixed flow of power station that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a thrust pad adjusting device of a mixed-flow horizontal unit of a hydropower station comprises a fixed seat, wherein the top of the fixed seat is movably provided with a mounting seat, the top of the mounting seat is fixedly provided with a thrust pad body, the front side of the fixed seat is symmetrically provided with a groove, one side of the groove is slidably provided with two first slide bars, one ends of the two first slide bars extend out of the fixed seat and are fixedly provided with a pulling plate, one side of the pulling plate is fixedly provided with a pulling ring, the other ends of the two first slide bars are fixedly provided with the same fixed plate, the bottom of the fixed plate is slidably connected onto the inner wall of the bottom of the groove, the outer sides of the two first slide bars are movably sleeved with first springs, the two ends of the two first springs are respectively and fixedly connected with the groove and the fixed plate, the top of the fixed plate is fixedly provided with a rack, the groove is internally, the one end of the outside fixedly connected with stay cord of wire winding wheel, logical groove has all been seted up to one side that two recesses are close to each other, two lead to inslot slidable mounting have the second slide bar, the one end that two second slide bars were kept away from each other all extend to in the corresponding recess and with the other end fixed connection of corresponding stay cord, the equal fixed mounting of one end that two second slide bars are close to each other has the fixture block, the outside movable sleeve of second slide bar is equipped with the second spring, the both ends of second spring respectively with lead to groove and fixture block fixed connection, the draw-in groove has all been seted up to the both sides of mount pad, fixture block.

Preferably, the mounting groove has been seted up at the top of fixing base, and the mount pad passes through mounting groove and fixing base swing joint, the slidable mounting mount pad of being convenient for.

Preferably, two rectangular channels have been seted up on the bottom inner wall of mounting groove, and the bottom fixed mounting of mount pad has two rectangular blocks, and rectangular channel and rectangular block looks adaptation prevent that thrust tile body from taking place to remove at the during operation.

Preferably, two sliding sleeves are fixedly mounted on two sides of the fixing seat, and the first sliding rod is connected to the inner sides of the sliding sleeves in a sliding mode and is convenient to slidably mount.

Preferably, a limiting groove is formed in the inner wall of the bottom of the groove, a limiting rod is fixedly mounted at the bottom of the fixing plate, and the limiting rod is connected in the limiting groove in a sliding mode, so that the fixing plate is connected in the groove in a sliding mode.

Preferably, the rotating shaft is installed in the groove in a rotating mode, and the gear and the rope winding wheel are fixedly installed on the outer side of the rotating shaft and are convenient to rotate.

In the utility model, the thrust pad adjusting device of the mixed-flow horizontal unit of the hydropower station drives the two fixed plates to move away from each other by pulling the two pull rings, the first spring is stressed and contracted by elastic deformation of the first spring, the two fixed plates are driven to move away from each other by the first slide bar, then the two gears are driven to rotate by meshing transmission of the rack and the gear, so that the two pulleys are driven by the two gears to rotate, then the two second slide bars are driven to move away from each other by the pull rope, so that the two second springs are stressed and contracted, and the two clamping blocks are retracted into the corresponding through grooves, then the mounting seat can be placed into the fixing seat by the mounting groove, so that the two rectangular blocks are clamped into the corresponding rectangular grooves, the thrust pad body is prevented from shaking randomly during operation, the working process is influenced, then the two pull rings are released, and the elastic deformation of the first spring and the second spring is realized, the two clamping blocks are reset and clamped into the corresponding clamping grooves, so that the thrust pad body can be fixed, and the thrust pad body is convenient to detach and replace;

the utility model has the advantages of reasonable design, easy operation is convenient for fix the installation of thrust tile to be convenient for dismantle the change to the thrust tile, improved staff's work efficiency.

Drawings

Fig. 1 is a schematic structural view of a thrust pad adjusting device of a mixed flow horizontal type unit of a hydropower station according to the present invention;

fig. 2 is the utility model provides a power station horizontal mixed flow unit thrust tile adjusting device's a part's schematic structure diagram.

In the figure: 1. a fixed seat; 2. mounting grooves; 3. a mounting seat; 4. a thrust pad body; 5. a rectangular groove; 6. a rectangular block; 7. a groove; 8. a first slide bar; 9. pulling a plate; 10. a pull ring; 11. a fixing plate; 12. a first spring; 13. a rack; 14. a gear; 15. a rope winding wheel; 16. pulling a rope; 17. a through groove; 18. a second slide bar; 19. a clamping block; 20. a second spring; 21. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a thrust pad adjusting device of a mixed-flow horizontal unit of a hydropower station comprises a fixed seat 1, a mounting seat 3 is movably mounted at the top of the fixed seat 1, a thrust pad body 4 is fixedly mounted at the top of the mounting seat 3, grooves 7 are symmetrically formed in the front side of the fixed seat 1, two first slide bars 8 are slidably mounted at one side of each groove 7, one ends of the two first slide bars 8 extend out of the fixed seat 1 and are fixedly mounted with a pull plate 9, one side of each pull plate 9 is fixedly mounted with a pull ring 10, the other ends of the two first slide bars 8 are fixedly mounted with a same fixed plate 11, the bottom of each fixed plate 11 is slidably connected to the inner wall of the bottom of each groove 7, first springs 12 are movably sleeved at the outer sides of the two first slide bars 8, two ends of the two first springs 12 are respectively fixedly connected with the grooves 7 and the fixed plates, gear 14 is installed to the recess 7 internal rotation, gear 14 and rack 13 mesh mutually, gear 14's front side fixed mounting has rope winding wheel 15, rope winding wheel 15's the one end of outside fixedly connected with stay cord 16, logical groove 17 has all been seted up to one side that two recesses 7 are close to each other, two lead to slidable mounting in the groove 17 have second slide bar 18, two second slide bar 18 one end of keeping away from each other all extend to in the corresponding recess 7 and with the other end fixed connection of corresponding stay cord 16, the equal fixed mounting of the one end that two second slide bars 18 are close to each other has fixture block 19, the outside movable sleeve of second slide bar 18 is equipped with second spring 20, the both ends of second spring 20 respectively with lead to groove 17 and fixture block 19 fixed connection, draw-in groove 21 has all been seted up to the both sides of mount pad 3, fixture block.

Mounting groove 2 has been seted up at fixing base 1's top, mount pad 3 passes through

mounting groove

2 and 1 swing joint of fixing base, the sliding installation mount pad 3 of being convenient for, two rectangular channels 5 have been seted up on the bottom inner wall of mounting groove 2, the bottom fixed mounting of mount pad 3 has two rectangular blocks 6,

rectangular channel

5 and 6 looks adaptations of rectangular block, prevent that thrust tile body 4 from taking place to remove at the during operation, the equal fixed mounting in both sides of fixing base 1 has two sliding sleeves, first slide bar 8 sliding connection is in the inboard of sliding sleeve, the first slide bar 8 of sliding installation of being convenient for, the spacing groove has been seted up on the bottom inner wall of recess 7, the bottom fixed mounting of fixed plate 11 has the gag lever post, gag lever post sliding connection is in the spacing groove, be convenient for with fixed plate 11 sliding connection in recess 7, the pivot is installed to the recess 7 internal rotation, gear 14 and the equal fixed mounting.

In the utility model, when in use, the two pull rings 10 are pulled to move away from each other, the first spring 12 is forced to contract through the elastic deformation of the first spring 12, the two fixing plates 11 are driven to move away from each other through the first slide bar 8, then the two gears 14 are driven to rotate through the meshing transmission of the rack 13 and the gear 14, so that the two gears 14 drive the two rope winding wheels 15 to rotate, then the two second slide bars 18 are driven to move away from each other through the pull rope 16, so that the two second springs 20 are forced to contract, and the two clamping blocks 19 are retracted into the corresponding through grooves 17, then the mounting seat 3 can be placed into the fixing seat 1 through the mounting groove 2, so that the two rectangular blocks 6 are clamped into the corresponding rectangular grooves 5, thereby preventing the thrust tile body 4 from randomly shaking during working and influencing the working process, and then the two pull rings 10 are released, the elastic deformation of the first spring 12 and the second spring 20 is enabled to enable the two clamping blocks 19 to reset and clamp into the corresponding clamping grooves 21, so that the thrust pad body 4 can be fixed, and meanwhile, the thrust pad body 4 can be conveniently detached and replaced.

Claims

1. A thrust pad adjusting device of a mixed-flow horizontal unit of a hydropower station comprises a fixed seat (1) and is characterized in that the top of the fixed seat (1) is movably provided with a mounting seat (3), the top of the mounting seat (3) is fixedly provided with a thrust pad body (4), the front side of the fixed seat (1) is symmetrically provided with a groove (7), one side of the groove (7) is slidably provided with two first sliding rods (8), one ends of the two first sliding rods (8) extend out of the fixed seat (1) and are fixedly provided with a pulling plate (9), one side of the pulling plate (9) is fixedly provided with a pulling ring (10), the other ends of the two first sliding rods (8) are fixedly provided with a same fixed plate (11), the bottom of the fixed plate (11) is slidably connected onto the inner wall of the bottom of the groove (7), the outer sides of the two first sliding rods (8) are movably sleeved with first springs, two ends of two first springs (12) are respectively fixedly connected with the groove (7) and the fixed plate (11), a rack (13) is fixedly installed at the top of the fixed plate (11), a gear (14) is installed in the groove (7) in a rotating manner, the gear (14) is meshed with the rack (13), a rope winding wheel (15) is fixedly installed on the front side of the gear (14), one end of a pull rope (16) is fixedly connected to the outer side of the rope winding wheel (15), through grooves (17) are respectively formed in one side, close to each other, of the two grooves (7), second slide bars (18) are slidably installed in the two through grooves (17), one ends, far away from each other, of the two second slide bars (18) extend into the corresponding grooves (7) and are fixedly connected with the other ends of the corresponding pull ropes (16), a clamping block (19) is fixedly installed at one end, close to each other, of the two second slide bars (18), a second spring (20, the two ends of the second spring (20) are respectively fixedly connected with the through groove (17) and the clamping block (19), clamping grooves (21) are formed in the two sides of the mounting seat (3), and the clamping block (19) is matched with the clamping grooves (21).

2. The adjusting device for the thrust pad of the mixed flow horizontal unit of the hydropower station according to claim 1, wherein an installation groove (2) is formed in the top of the fixed seat (1), and the installation seat (3) is movably connected with the fixed seat (1) through the installation groove (2).

3. The adjusting device for the thrust pad of the mixed flow horizontal unit of the hydropower station according to claim 2, wherein two rectangular grooves (5) are formed in the inner wall of the bottom of the mounting groove (2), two rectangular blocks (6) are fixedly mounted at the bottom of the mounting seat (3), and the rectangular grooves (5) are matched with the rectangular blocks (6).

4. The adjusting device for the thrust pad of the mixed-flow horizontal unit of the hydropower station according to claim 1, wherein two sliding sleeves are fixedly arranged on both sides of the fixed seat (1), and the first sliding rod (8) is slidably connected to the inner sides of the sliding sleeves.

5. The mixed flow horizontal unit thrust pad adjusting device of the hydropower station according to claim 1, wherein a limiting groove is formed in the inner wall of the bottom of the groove (7), a limiting rod is fixedly mounted at the bottom of the fixing plate (11), and the limiting rod is slidably connected in the limiting groove.

6. The mixed flow horizontal unit thrust pad adjusting device of the hydropower station according to claim 1, wherein a rotating shaft is rotatably mounted in the groove (7), and the gear (14) and the rope winding wheel (15) are fixedly mounted on the outer side of the rotating shaft.